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GMC Truck
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1989
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V 2500 P/U 4WD V8-454 7.4L
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Repair and Diagnosis
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Relays
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M40 Downshift Relay
M40 Downshift Relay
RH Side Of Engine.:
Rear RH Side Of Engine
Applicable to: R & V Series w/V8-454/7.4L TBI Engine
